（
1
）
Connect middle beam (F) to short beam (D) with bolts (AA), nuts (CC). ( Fig.1)
（
2
）
Insert the each side of long beam (C) into the top hold of post 1(E1), post 2(E2), post 3 (E3), post 4 (E4), and
then insert short beam (D) into the top hold of post 1(E1), post 2(E2), post 3 (E3), post 4 (E4). (Fig.2)
（
3
）
Tighten side rail (H) onto post 1 (E1), post 2 (E2), post 3 (E3), post 4 (E4) with bolts (BB). ( Fig.2)
（
4
）
Tighten
b
ack rail (G) onto post 1 (E1), post 4 (E4) with bolts (BB). ( Fig.4)
Step1:
